.a{
    width: 1200px;
    height: 60px;
    border: 5px white solid;
}
.b{
    margin-left: 200px;
    float: left;
}
.c{
    margin-right: 50px;
    float: right;
}
.d{
    margin-left: 200px;
    
}
.span1{
    margin-left: 85px;
}
.a2{
    margin-left: 150px;
}
.span2{
   margin-left: 85px;

}

.main3{
    margin-left: 200px;
    width: 1000px;
    height: 330px;
    border: 3px white solid;
}
.word{
    color: red;
}
.picture{
    float: left;
    margin-left: 50px;
}
.word1{
    width: 90px;
    height: 20px;
    background: black;
    color: white;
    text-align: center;
}
.main4{
    width: 500px;
    height: 50px;
    margin-left: 580px;
    margin-top: 5px;
}
.main5{
    width: 100%;
    height: 150px;
    background: rgb(170, 166, 166);
}
.picture1{
    margin-left: 550px;
    font-size: 12px;
    margin-top: 5px;
}
.main6{
    width: 500px;
    height: 200px;
    margin-left: 570px;
}
.picture2{
    float: left;
    margin-left: 22px;
}
.word2{
    width: 750px;
    height: 5px;
   
    text-align: center;
    font-size: 12px;
}
.word3{
    width: 500px;
    height: 10px;
    font-size: 10px;
}